rrence relation} such as

	u(n+2) + a u(n+1) + b u(n) = 0

can be converted to a difference equation (in this case, a second order linear difference equation):

	D2 u(n) + p D u(n) + q u(n) = 0

and vice versa. a, b, p, q are constants.

Last updated: 1995-02-10

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tics> A {relation} between consecutive elements of arrence relation} such as u(n) = 0

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